Corona-Touren um Mainz

über alle Brücken (?) und durch Rheinhessen

Corona-Touren um Mainz

Um in Corona-Homeoffice-Zeiten nicht komplett einzurosten und mal ein bisschen Abwechslung zu haben, habe ich neben den zwei üblichen Jogging-Runden (7 und 11km) am Rhein in Mainz noch weitere Strecken mit dem Rad abgefahren. Dabei kam mir, das ich doch nun alle erreichbaren Brücken über Rhein und Main abgefahren/-laufen haben müsste. Oder fehlt eine?

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Focus stack of a linden tree seed

by using multiple images

Focus stack of a linden tree seed

My Panasonic/Lumix DMC-GX80 contains a build-in function “Post-Focus”, where the camera takes several pictures with varying focus (Example image). Lately I was a bit disappointed by the results and I looked up the internet for alternatives. On Focus Stacking Macro Photos by Pat David I found a pretty easy and description. You need your pictures with varying focus (here shown 3 out of 30 I took). Ideally take them with a tripod and remote control.

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Foto  Macro  Focus 

Triangle Perimeter

Here is the mathematical way, how to calculate the center of three points (which define a circle).

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Broken axis with ggplot2

Broken axis with ggplot2

For visualizing my data I use R and the library ggplot2. And just lately I made some sensitivity simulations with out dynamic global vegetation model (DGVM) LPJ-GUESS. While summarizing the data per ecosystem and having a first look at the data I realized, that one ecosystem has up to 10 times higher values than all the others. That made me searching for “broken axis” and I didn’t find a satisfying solution, so I had to create my own.

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